80121236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 162720768

約数和(自身を除く): 82599532

約数列:

[1, 2, 4, 13, 23, 26, 31, 46, 52, 62, 92, 124, 299, 403, 598, 713, 806, 1196, 1426, 1612, 2161, 2852, 4322, 8644, 9269, 18538, 28093, 37076, 49703, 56186, 66991, 99406, 112372, 133982, 198812, 267964, 646139, 870883, 1292278, 1540793, 1741766, 2584556, 3081586, 3483532, 6163172, 20030309, 40060618, 80121236]

約数ペア:

[(1, 80121236), (2, 40060618), (4, 20030309), (13, 6163172), (23, 3483532), (26, 3081586), (31, 2584556), (46, 1741766), (52, 1540793), (62, 1292278), (92, 870883), (124, 646139), (299, 267964), (403, 198812), (598, 133982), (713, 112372), (806, 99406), (1196, 66991), (1426, 56186), (1612, 49703), (2161, 37076), (2852, 28093), (4322, 18538), (8644, 9269)]